Filter housing



FIG. 1 is a top, front, right perspective view of an embodiment of the claimed design;

FIG. 2 is a bottom, front, left perspective view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines are included for the purpose of illustrating portions of the filter housing that form no part of the claimed design. 

CLAIM We claim the ornamental design for a filter housing, as shown and described. 